Test 3 Flashcards
(55 cards)
What are the different signs of skull fractures
Raccoon sign Battle sign CSF double halo CSF rhinorrhea CSF otorrhea
How many brain injuries occur in sports each year
1.6-3.8 million
What does TBI stand for
Traumatic brain injury
True or false
TBI can occur in recreational and workplace/industrial settings and are common in motor vehicle accidents
True
True or false
Concussion identification and assessment is constantly changing due to our improving research and understanding injuries
True
Cerebral concussion injury is associated with?
Virtually every sport
What’s the definition of second impact syndrome
Occurs when a second injury to the brain occurs before the symptoms associated with an initial brain injury have fully cleared
What may second impact syndrome cause
May cause deterioration resulting in death or vegetative state
Since 1945 how many brain injures have result for football
510
When was the reduction of football fatalities due to brain injury and why
Mid 1970 and due to equipment improvement
True or false
Nonfatal brain injures have seen gradual increase over time
True
Children younger than _____ represent the majority of all cases of TBI
15
TBI is higher in which gender
Males
Who are at increased risk for second impact syndrome?
Adolescents
What is pathomechanics
Transient neurological dysfunction resulting from applied force to the head
What is coup injury
Forceful blow to the resting movable head produces brain injury beneath point of cranial impact
What is contrecoup injury
Forceful blow to the moving head produces brain injury opposite site of cranial impact
What is the difference between coup and countercoup
The result of brain leg and distribution of CSF
What does CSF stand for
Cerebrospinal fluid
What are the two types of traumatic brain injuries
Focal and diffuse
What’s focal brain injury
Post-traumatic intracranial mass lesions
What’s diffuse brain injury
Disruption of neurological function, bout usually associated with macroscopic brain lesions
What is acute neurometabolic cascade
Involves accelerated glycolysis and increase lactate production
How long does decreases cerebral blood flow last
10 days